#!/usr/bin/python3
'''
This is a block annotation
'''
a=[]

def Fibonacci():
    a=0
    b=1
    while True:
    	global x
    	x=int(input("Please input a positive integer:"))
    	if x >= 0:
    	    break
    while a <= x:
        
        yield a
        c = a
        a = b
        b = c+b

f=Fibonacci()
for k in f:
    a += list(str(k))
print(f"The Fibonacci numbers less than {x}:",end="\n")
df=""
for d in a:
    df=df+d+","
print(df)
for i in range(len(a)-1):
    print(a[i]+" / "+a[i+1]+":"+str(int(a[i])/int(a[i+1])))
